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MERN / Blockchain Developer

30+ days ago 2026/08/06
Other Business Support Services
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Job description

We are building PeptideScore.com, an innovative platform at the intersection of data, web technology, and blockchain. We are looking for talented professionals across two key roles to join our team and help bring this product to life.



1. Full-Stack MERN Developer



Responsibilities:



Build and maintain scalable web applications using MongoDB, Express.js, React, and Node.js



Develop RESTful APIs and integrate third-party services



Optimize performance and ensure responsiveness



Collaborate with designers and blockchain developers



Requirements:



Strong experience with MERN stack



Experience with API development and authentication (JWT/OAuth)



Familiarity with cloud platforms and deployment



Knowledge of Git workflows



2. Blockchain Developer (Web3 / Smart Contracts)



Responsibilities:



Integrate blockchain functionality into the platform



Work closely with backend/frontend teams



Requirements:



Experience with Solidity and Ethereum or EVM-based chains



Familiarity with Cryptocurrency payment integration



Understanding of blockchain security best practices





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